113555246531 has 4 divisors (see below), whose sum is σ = 114051121200. Its totient is φ = 113059371864.

The previous prime is 113555246521. The next prime is 113555246551. The reversal of 113555246531 is 135642555311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 135642555311 = 2011 ⋅67450301.

It is a cyclic number.

It is not a de Polignac number, because 113555246531 - 2²² = 113551052227 is a prime.

It is a super-2 number, since 2×113555246531² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113555246521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247936991 + ... + 247937448.

It is an arithmetic number, because the mean of its divisors is an integer number (28512780300).

Almost surely, 2^113555246531 is an apocalyptic number.

113555246531 is a deficient number, since it is larger than the sum of its proper divisors (495874669).

113555246531 is an equidigital number, since it uses as much as digits as its factorization.

113555246531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495874668.

The product of its digits is 270000, while the sum is 41.

The spelling of 113555246531 in words is "one hundred thirteen billion, five hundred fifty-five million, two hundred forty-six thousand, five hundred thirty-one".